771420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 96

約数和(自身を含む): 2483712

約数和(自身を除く): 1712292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 43, 46, 52, 60, 65, 69, 78, 86, 92, 115, 129, 130, 138, 156, 172, 195, 215, 230, 258, 260, 276, 299, 345, 390, 430, 460, 516, 559, 598, 645, 690, 780, 860, 897, 989, 1118, 1196, 1290, 1380, 1495, 1677, 1794, 1978, 2236, 2580, 2795, 2967, 2990, 3354, 3588, 3956, 4485, 4945, 5590, 5934, 5980, 6708, 8385, 8970, 9890, 11180, 11868, 12857, 14835, 16770, 17940, 19780, 25714, 29670, 33540, 38571, 51428, 59340, 64285, 77142, 128570, 154284, 192855, 257140, 385710, 771420]

約数ペア:

[(1, 771420), (2, 385710), (3, 257140), (4, 192855), (5, 154284), (6, 128570), (10, 77142), (12, 64285), (13, 59340), (15, 51428), (20, 38571), (23, 33540), (26, 29670), (30, 25714), (39, 19780), (43, 17940), (46, 16770), (52, 14835), (60, 12857), (65, 11868), (69, 11180), (78, 9890), (86, 8970), (92, 8385), (115, 6708), (129, 5980), (130, 5934), (138, 5590), (156, 4945), (172, 4485), (195, 3956), (215, 3588), (230, 3354), (258, 2990), (260, 2967), (276, 2795), (299, 2580), (345, 2236), (390, 1978), (430, 1794), (460, 1677), (516, 1495), (559, 1380), (598, 1290), (645, 1196), (690, 1118), (780, 989), (860, 897)]